Horse muzzle



FIG. 1 is a perspective view of a horse muzzle showing my new design;

FIG. 2 is a right side elevational view thereof, the left side being identical to the right side shown;

FIG. 3 is a top plan view thereof, the bottom being identical to the top;

FIG. 4 is a front elevational view thereof; and

FIG. 5 is a rear elevational view thereof. 

The ornamental design for a horse muzzle, as shown and described. 